Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Thaddeus Markham Garland, MD

Individual provider Child & Adolescent Psychiatry Physician · NPI 1336447697

Thaddeus Markham Garland, MD is a Child & Adolescent Psychiatry Physician in Reston, Virginia. Practices as a sole proprietor and works from 2 locations. Licensed in Virginia.

Licensed in
VA
In the registry since
2011
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

12020 Sunrise Valley Dr Ste 100
Reston, VA 20191-3429
Phone: (703) 476-2263
Fax: (620) 506-4003
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 11921 Freedom Dr Ste 550, Reston, VA 20190-5635 — (703) 783-4375

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 0101256114 (VA)
Child & Adolescent Psychiatry Physician Taxonomy 2084P0804X · Licence 0101256114 (VA)

Record details

NPI number1336447697
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 9, 2011
Last updated in NPPESMarch 20, 2023
Certification dateMarch 20, 2023
Mailing address504 Rankin St Ne # 2, Atlanta, GA 30308-2812

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